callbacks_for

# File activerecord/lib/active_record/associations/collection_association.rb, line 498
        def callbacks_for(callback_name)
          full_callback_name = "#{callback_name}_for_#{reflection.name}"
          if owner.class.respond_to?(full_callback_name)
            owner.class.send(full_callback_name)
          else
            []
          end
        end